Home / 102,497.90-153,700.68-43,303.10

Finding the Fourth Proportional to 102,497.90, 153,700.68 and 43,303.10

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Solution

The fourth proportional to 102,497.90, 153,700.68 and 43,303.10 is: 64,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,497.90 : 153,700.68 = 43,303.10 : x
  2. Step 2: Convert to fraction form
    102,497.90/153,700.68 = 43,303.10/x
  3. Step 3: Cross multiply
    102,497.90x = 153,700.68 × 43,303.10
  4. Step 4: Simplify right side
    102,497.90x = 6,655,715,916.11
  5. Step 5: Solve for x
    x = 6,655,715,916.11/102,497.90
  6. Step 6: Final answer
    x = 64,935.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.